A new atomic clock is one of the world’s best timekeepers, researchers say — and after years of development, the “fountain”-style clock is now in use helping keep official U.S. time. Known as NIST-F4, ...
In the 2023 season, Major League Baseball (MLB) introduced the pitch clock, perhaps the biggest change to America's pastime in decades. No longer would pitchers be permitted to dawdle on the mound. No ...
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